A 30-N Stone Is Dropped from a Height of 10

question 122

Multiple Choice

A 30-N stone is dropped from a height of 10 m and strikes the ground with a speed of 13 m/s.What average force of air friction was exerted on the stone as it fell?

• A)4.1 N
• B)2.9 N
• C)0.13 kN
• D)7.2 N
• E)1.2 N

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Definitions:

Income Statement

a financial statement that summarizes a company's revenues, expenses, and profits over a specific period of time.

Cash Flows

The aggregate volume of funds moving into and out of a corporation, impacting its ability to cover short-term obligations.

Income Statement

A financial statement that shows the company's revenues and expenses over a specific period, indicating how the revenues are transformed into net income or loss.

Net Income

The total profit of a company after all expenses, including taxes, have been deducted from total revenue.